In Ubuntu there are many methods by which you can format your pendrive 1 - by Disk utility see the video // simplest way 2- by Gparted tool see the video // you can install it from Ubuntu software center or you can install is by typing sudo apt-get install gparted 3- by using Terminal see the video go to super mode by typing "su" followed by super mode password fdisk -l that will show all the volume in your pc or you can also use the df to see the usb flash drive, suppose it may be /dev/sdb1 umount /dev/sdb1 that un mount the drive mkfs.vfat /dev/sdb1 to format drive into fat32 format EDIT mkfs.vfat -n 'name_for_your_pendrive' -I /dev/sdb1 to add name for your pendrive